.cards-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

    .cards-grid .card-col {
        flex: 0 0 100%; /* full width on mobile */
        min-width: 0;
    }

    .cards-grid.fill-row .card-col {
        flex: 1 1 100%; /* full width on mobile */
    }    


/* Tab ... 2 columns */
@media (min-width: 576px) and (max-width: 991px) {
    /* Base 2-column for ALL cards on tablet */
    .cards-grid .card-col {
        flex: 0 0 calc(50% - 1.5rem); /*each card 50% on mobile*/
    }
    /* Preventing fill-row from stretching on tablet */
    .cards-grid.fill-row .card-col {
        flex: 0 0 calc(50% - 1.5rem); 
    }
}

/* Lapy/desk ... 4 columns */
@media (min-width: 992px) {
    .cards-grid .card-col {
        flex: 0 0 calc(25% - 1.5rem);
    }

    .cards-grid.fill-row .card-col {
        flex: 1 1 calc(25% - 1.5rem);
    }
}